An international team of researches has announced the discovery of a super-Earth exoplanet (designated GJ 251 c) situated in its host star’s habitable zone less than 20 light-years from our own. What ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such signals have arrived, no RNA instructions lurk in the static, and no shared ...

You’ve traveled thousands of light-years through interstellar star systems. And now you’re stranded on a planet you know nothing about. As long as you’ve got oxygen, water and food aboard your ...

The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...